Hermann Snellen
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Hermann Snellen (February 19, 1834-January 18, 1908) was a Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1862).
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Hermann Snellen (February 19, 1834-January 18, 1908) was a Dutch ophthalmologist who introduced the Snellen chart to study visual acuity (1862).
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